Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/4N2D 4N2D: Crystal structure of Protein Arginine Deiminase 2 (D123N, 0 mM Ca2+) Protein-arginine deiminase type-2(4S)-2-METHYL-2,4-PENTANEDIOLCALCIUM ION protein arginine deiminase crystal structure